According to the aetiological classification of cardiomyopathies, which of the following is categorized as a secondary cardiomyopathy? Select ALL that apply.

The aetiological classification in the slides includes **primary**, **secondary**, and **idiopathic** cardiomyopathies. Valvular disease is not listed as a category in this classification. Primary disease is associated with genetic abnormalities in the material, while secondary disease is linked to other conditions. **Key takeaway:** Aetiological categories describe suspected cause, not the structural phenotype.\n\n**Glossary:** **Aetiology**: The cause or origin of a disease.